The new 2020 Pro 2 TreeFrog bike carrier has a double layer deck, which could carry 2 bikes (total loading capacity is 40 kg), or 1 e-bike (up to 27 kg) specially designed at the center of the board, which could also carry 1 tandem bike (up to 27 kg). The Pro 2 double layer Polycarbonate deck has 4 TreeFrog vacuum cups, each rated to hold 110 kg, 2 fork mounts, and 2 robust ladder strap rear wheel holders. The 9-15 x 100 mm universal fork mounts securely hold either 2 standard 9 mm quick releases or 15 x 100 mm forks, no need to switch out fork mounts. Pro series are available with different 12 mm, 15 mm and 20 mm thru axle fork mount sizes (including one for the Lefty fork). The Treefrog Pro 2 bike carrier is a great choice for couples, for all cars, and can be mounted on the roof, hatchback, or rear window.